| Official Name: | Kostandovo |
| Subdivision Type: | Country |
| Subdivision Name: | Bulgaria |
| Subdivision Type1: | Province (Oblast) |
| Timezone: | EET |
| Utc Offset: | +2 |
| Timezone Dst: | EEST |
| Utc Offset Dst: | +3 |
| Pushpin Map: | Bulgaria |
| Pushpin Map Caption: | Location of Kostandovo |
| Leader Title: | Mayor |
| Postal Code Type: | Postal Code |
| Native Name: | Костандово |
| Subdivision Name1: | Pazardzhik |
| Population Total: | 4,342 |
| Population As Of: | July 2010 |
| Elevation M: | 913 |
| Postal Code: | 4644 |
| Area Code: | 03544, +359 |
| Coordinates: | 42.0167°N 24°W |
| Leader Name: | Valentin Vignev |
Kostandovo (pronounced as /bg/) is a small town in the Pazardzhik Province, southern Bulgaria. In 2010, it had 4342 inhabitants. It gained its town status in 2005. It is located in the Rhodope Mountains close to the Batak Dam and the town of Rakitovo.[1]